Exponential Graphs Increase/Decrease

Classify the following graph as (a)   .

• Exponential Growth
• Exponential Decay
• Logarithmic

Classify the following graph as (a)   .

• Exponential Growth
• Exponential Decay
• Logarithmic

Does the following represent growth or decay?
y=1/2(3)^x+2

• Growth
• Decay

Does the following equation model growth or decay?
y=500(.35)^x+7

• Growth
• Decay

Identify the y-intercept and the decay factor in the function f(x) = -2 (1/3)^x .

• a = 1/3 ; b = -2

• a = -2 ; b = 1/3

• a = x ; b = -2

• a = -2 ; b = x

Which of the following functions is represented by this graph?

• f(x)=2(1.2)^x
• f(x)=2(0.75)^x
• f(x)=6(0.75)^x
• f(x)= −2(0.75)^x

Which equation matches the graph?

• y = 2^x+3
• y = 2^x + 3
• y = 2^x
• y = 2^-x

What type of function is y = 7(1.25)^x?

• Exponential Growth

• Exponential Decay

• Linear

• None of the above

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